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C4040-221 · Question #115

An administrator was told to reverse the search order of a working DNS lookup. During application testing it was discovered that network resolution was not working for the end users. Given the…

The correct answer is C. Incorrect file permissions on the/etc/resolv.conf file. See the full explanation below for the reasoning.

Question

An administrator was told to reverse the search order of a working DNS lookup. During application testing it was discovered that network resolution was not working for the end users. Given the following output, what is the most likely cause?

Exhibit

C4040-221 question #115 exhibit

Options

  • AThe first DNS server is unreachable.
  • BThe netsvc.conf has the incorrect host lookup order.
  • CIncorrect file permissions on the/etc/resolv.conf file.
  • DThe host is not on the network.

How the community answered

(24 responses)
  • A
    17% (4)
  • B
    4% (1)
  • C
    71% (17)
  • D
    8% (2)

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